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2026-02-15 - 06:04
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #e, slot #8

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rackeslot8s.osadl.org (updated Sun Feb 15, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
21425779913040,1301cyclictest23133462sleep33
21425779912640,1260cyclictest2176842-21sleep3
21425779912330,1229cyclictest25527932sleep33
2142577992500,247cyclictest2410400-21turbostat3
2142577991916,1cyclictest0-21swapper/33
2142577991815,1cyclictest0-21swapper/33
214257799171,12cyclictest2215814-21taskset3
214257799161,12cyclictest2352031-21turbostat3
214257799161,11cyclictest2287030-21turbostat3
214257799155,8cyclictest2364945-21turbostat3
214257799155,7cyclictest2449328-21taskset3
214257799155,7cyclictest22340352sleep33
2142577991512,1cyclictest0-21swapper/33
2142577991512,1cyclictest0-21swapper/33
214257799151,11cyclictest2209131-21turbostat3
301798140,4rtkit-daemon2149101-21munin-node2
2142577991413,0cyclictest0-21swapper/33
2142577991413,0cyclictest0-21swapper/33
2142577991412,1cyclictest0-21swapper/33
2142577991412,0cyclictest0-21swapper/33
2142577991412,0cyclictest0-21swapper/33
2142577991411,1cyclictest0-21swapper/33
2142577991411,1cyclictest0-21swapper/33
2142577991411,1cyclictest0-21swapper/33
2142577991411,1cyclictest0-21swapper/33
2142577991411,1cyclictest0-21swapper/33
2142577991411,1cyclictest0-21swapper/33
2142577991411,1cyclictest0-21swapper/33
214257799141,10cyclictest2429712-21chrt3
214257799141,10cyclictest2404234-21taskset3
214257799141,10cyclictest2365228-21taskset3
214257799141,10cyclictest2352255-21taskset3
214257799141,10cyclictest2254514-21turbostat3
214257799141,10cyclictest2144200-21taskset3
214257799140,11cyclictest2559500-21taskset3
214257799140,11cyclictest2228567-21chrt3
301798130,9rtkit-daemon2364980-21kworker/0:0+kacpid0
24818522133,7sleep02481976-21grep0
214257799133,8cyclictest2396597-21taskset3
214257799131,9cyclictest2519402-21taskset3
214257799131,9cyclictest2487791-21taskset3
214257799131,9cyclictest24560902sleep33
214257799131,9cyclictest2306869-21taskset3
214257799131,9cyclictest23004142sleep33
214257799131,8cyclictest2494752-21taskset3
2142577991312,0cyclictest0-21swapper/33
2142577991311,1cyclictest0-21swapper/33
214257799131,10cyclictest2539893-21turbostat3
214257799131,10cyclictest2533330-21chrt3
2142577991310,1cyclictest0-21swapper/33
2142577991310,1cyclictest0-21swapper/33
2142577991310,1cyclictest0-21swapper/33
214257799130,10cyclictest2566147-21chrt3
214257799130,10cyclictest2338738-21chrt3
214257799130,10cyclictest2273584-21chrt3
301798120,4rtkit-daemon2149101-21munin-node0
21782822120,5sleep02179463-21kthreadcore0
214257799121,9cyclictest2546130-21taskset3
214257799121,9cyclictest2468929-21chrt3
214257799121,9cyclictest2267354-21taskset3
214257799121,8cyclictest2371664-21taskset3
2142577991211,0cyclictest0-21swapper/33
2142577991211,0cyclictest0-21swapper/33
2142577991211,0cyclictest0-21swapper/33
214257799120,9cyclictest2507850-21taskset3
214257799120,9cyclictest2326467-21taskset3
214257799120,9cyclictest2299813-21taskset3
214257799120,9cyclictest22094232sleep33
214257799120,9cyclictest2164370-21taskset3
214257799120,10cyclictest2501182-21taskset3
214257799120,10cyclictest2437299-21taskset3
214257799120,10cyclictest2287534-21taskset3
25073442111,3sleep02507476-21apt-key0
24629022110,8sleep12463378-21sed1
23255962110,1sleep22319796-21/usr/sbin/munin2
22747622110,8sleep22274954-21sed2
301798100,5rtkit-daemon636-21snmpd2
301798100,5rtkit-daemon2430180-21df_inode0
301798100,5rtkit-daemon2397497-21munin-run2
301798100,4rtkit-daemon2149101-21munin-node1
301798100,3rtkit-daemon492-21gmain2
301798100,3rtkit-daemon2149101-21munin-node2
25415882101,7sleep12542949-21grep1
24689412101,5sleep02468974-21apt-get0
24288372101,5sleep02428895-21ntp_states0
23264582100,3sleep12325982-21apt-get1
22558122100,3sleep12257002-21grep1
21363012101,4sleep30-21swapper/33
30179890,6rtkit-daemon667-21lldpd2
30179890,5rtkit-daemon447-21systemd-logind2
30179890,5rtkit-daemon2312710-21users2
30179890,4rtkit-daemon2449803-21diskstats0
30179890,1rtkit-daemon0-21swapper/22
30179890,1rtkit-daemon0-21swapper/00
2533672291,4sleep02533705-21apt-get0
2444689291,6sleep00-21swapper/00
2384765291,4sleep02384800-21apt-get0
2363993290,6sleep02364065-21/usr/sbin/munin0
2351111291,5sleep12351170-21ntp_states1
2344879291,5sleep12344990-21/usr/sbin/munin1
2165222291,2sleep20-21swapper/22
30179880,4rtkit-daemon638-21ntpd1
30179880,4rtkit-daemon636-21snmpd2
30179880,4rtkit-daemon636-21snmpd2
30179880,4rtkit-daemon636-21snmpd1
30179880,4rtkit-daemon636-21snmpd0
30179880,4rtkit-daemon492-21gmain1
30179880,4rtkit-daemon492-21gmain0
30179880,4rtkit-daemon448-21wpa_supplicant2
30179880,4rtkit-daemon448-21wpa_supplicant2
30179880,4rtkit-daemon3205-21sendmail-mta2
30179880,4rtkit-daemon3052-21udisksd2
30179880,4rtkit-daemon297-21systemd-journal1
30179880,4rtkit-daemon2260608-21users2
30179880,4rtkit-daemon2170409-21sh2
30179880,4rtkit-daemon2149101-21munin-node2
30179880,4rtkit-daemon2149101-21munin-node2
30179880,4rtkit-daemon2149101-21munin-node2
30179880,4rtkit-daemon2149101-21munin-node1
30179880,4rtkit-daemon0-21swapper/22
30179880,1rtkit-daemon0-21swapper/22
30179880,1rtkit-daemon0-21swapper/22
30179880,1rtkit-daemon0-21swapper/11
2565959281,3sleep12565992-21apt-get1
2514321282,3sleep02514356-21apt-get0
2508326281,3sleep02509317-21irqstats0
2485942280,5sleep22486989-21memory2
2357456281,4sleep02357469-21cat0
2299336281,4sleep02299461-21python30
2280971281,5sleep02281086-21/usr/sbin/munin0
2267987281,4sleep02268136-21df_inode0
2235425281,5sleep12235554-21tr1
2142742281,3sleep02142774-21apt-get0
30179870,4rtkit-daemon492-21gmain2
30179870,4rtkit-daemon3200908-21packagekitd2
30179870,3rtkit-daemon667-21lldpd2
30179870,3rtkit-daemon667-21lldpd2
30179870,3rtkit-daemon667-21lldpd0
30179870,3rtkit-daemon638-21ntpd0
30179870,3rtkit-daemon636-21snmpd2
30179870,3rtkit-daemon636-21snmpd0
30179870,3rtkit-daemon492-21gmain2
30179870,3rtkit-daemon448-21wpa_supplicant2
30179870,3rtkit-daemon3205-21sendmail-mta0
30179870,3rtkit-daemon297-21systemd-journal2
30179870,3rtkit-daemon2182239-21memory2
30179870,3rtkit-daemon2156858-21python32
30179870,3rtkit-daemon2149101-21munin-node2
30179870,3rtkit-daemon2149101-21munin-node2
30179870,3rtkit-daemon2149101-21munin-node1
30179870,2rtkit-daemon2514624-21perl1
2540132271,3sleep02540167-21apt-get0
2488708270,5sleep22489425-21irqrtprio2
2487197270,4sleep12487322-21mailstats1
2422435270,4sleep02422518-21/usr/sbin/munin0
2410633271,3sleep12410666-21apt-get1
2394095270,4sleep02396248-21cut0
2372029270,4sleep22372542-21irqcore2
2360206270,4sleep12361642-21grep1
2334366270,4sleep02335580-21grep0
2313555270,4sleep02313688-21tail0
2275860270,5sleep02277822-21cut0
2274561271,3sleep12274761-21hddtemp_smartct1
2267613270,3sleep12267450-21apt-get1
2266510270,4sleep22266587-21ntp_states2
2254749271,3sleep02254782-21apt-get0
2230373270,5sleep12232086-21ps1
2202040271,3sleep02202284-21users0
2190450270,4sleep02191443-21irqstats0
2190450270,4sleep02191443-21irqstats0
2148271271,4sleep12148531-21sed1
2148036271,3sleep22148107-21ntp_states2
30179860,3rtkit-daemon3205-21sendmail-mta2
2565356260,1sleep00-21swapper/00
2564774260,3sleep22564851-21ntp_states2
2552797260,4sleep22552821-21grep2
2542950262,2sleep22545096-21kthreadcore2
2508050260,4sleep22508162-21fschecks_time2
2476249261,3sleep12477099-21kthreadcore1
2475119260,1sleep10-21swapper/11
2463379260,4sleep22464287-21kthreadcore2
2450079260,3sleep12451066-21irqstats1
2415912260,3sleep22415976-21ntp_states2
2396249260,1sleep10-21swapper/11
2385999260,3sleep12387176-21cut1
2378327260,3sleep02378360-21apt-get0
2326509260,3sleep02326655-21df0
2311274260,4sleep12312104-21cat1
2309184260,3sleep02311273-21grep0
2305794260,4sleep12305898-21sendmail_mailtr1
2301468260,3sleep02302660-21grep0
2287008260,3sleep12287031-21apt-get1
2241357260,1sleep00-21swapper/00
2222669260,3sleep12222869-21hddtemp_smartct1
2205801260,3sleep02207980-21tr0
2190022260,3sleep12190174-21df_inode1
2190022260,3sleep12190174-21df_inode1
2183736260,3sleep02183834-21cut0
2179466260,3sleep12181545-21grep1
2156741260,1sleep10-21swapper/11
2149398261,3sleep02151058-21hddtemp_smartct0
2571893250,1sleep20-21swapper/22
2570836250,3sleep02571132-21/usr/sbin/munin0
2559075250,1sleep20-21swapper/22
2555159250,3sleep02557136-21cut0
2527257250,2sleep20-21swapper/22
2526770250,1sleep00-21swapper/00
2520480250,1sleep20-21swapper/22
2507177250,1sleep20-21swapper/22
2494714251,1sleep20-21swapper/22
2488505250,3sleep12488707-21cat1
2475072250,1sleep20-21swapper/22
2461960250,1sleep10-21swapper/11
2449187250,1sleep10-21swapper/11
2436850250,2sleep20-21swapper/22
2429591250,1sleep20-21swapper/22
2410110250,1sleep10-21swapper/11
2404196250,2sleep20-21swapper/22
2399687251,2sleep12401772-21kthreadcore1
2377811250,2sleep12377862-21apt-config1
2373455250,3sleep02374789-21kthreadcore0
2346224250,3sleep02346317-21irqcore0
2341697251,2sleep00-21swapper/00
2335581251,2sleep10-21swapper/11
2320235250,3sleep12320948-21sed1
2293628250,1sleep00-21swapper/00
2280769250,1sleep10-21swapper/11
2266753250,1sleep10-21swapper/11
2249766251,2sleep10-21swapper/11
2248309250,2sleep00-21swapper/00
2241828250,2sleep00-21swapper/00
2235023250,1sleep00-21swapper/00
2215285250,1sleep00-21swapper/00
2188456250,2sleep10-21swapper/11
2170690250,3sleep02170842-21df_inode0
2170204250,1sleep00-21swapper/00
2170195250,1sleep10-21swapper/11
2163013251,2sleep10-21swapper/11
2138420251,2sleep10-21swapper/11
2137286250,2sleep03496030-21kworker/u16:0+kvfree_rcu_reclaim0
2536125241,1sleep20-21swapper/22
2533184240,3sleep00-21swapper/00
2521595240,2sleep20-21swapper/22
2477100240,1sleep20-21swapper/22
2461981240,1sleep20-21swapper/22
2451067240,1sleep20-21swapper/22
2443592240,1sleep20-21swapper/22
2442638240,1sleep10-21swapper/11
2436192240,1sleep20-21swapper/22
2434549240,2sleep12435220-21missed_timers1
2425507240,2sleep12427517-21kthreadcore1
2417090240,1sleep20-21swapper/22
2379783240,2sleep12379821-21kthreadcore1
2353575240,2sleep10-21swapper/11
2318442240,2sleep12318614-21strings1
2299856240,3sleep10-21swapper/11
2261438240,2sleep00-21swapper/00
2242811240,2sleep10-21swapper/11
2220610240,2sleep10-21swapper/11
2218460240,2sleep00-21swapper/00
2213532240,2sleep10-21swapper/11
2197590240,1sleep10-21swapper/11
2176612240,3sleep10-21swapper/11
2158107240,2sleep00-21swapper/00
2546655230,1sleep00-21swapper/00
2499182230,1sleep10-21swapper/11
2417290230,1sleep10-21swapper/11
2365446230,1sleep10-21swapper/11
2365376230,1sleep00-21swapper/00
2320025230,1sleep00-21swapper/00
2222555230,1sleep00-21swapper/00
2203216230,1sleep10-21swapper/11
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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